/* Configurações — built from the frozen estuda-ai-configuracoes-v1-frozen.html reference. Reuses
   design-system.css primitives (.ds-card, .ds-grid, .ds-action-button, .ds-icon) and the global
   [data-theme] tokens; local .configuracoes-* classes cover what's specific to this feature. */
.configuracoes-stack { gap: 12px; }
.configuracoes-section { padding: 16px 18px; }
.configuracoes-icon svg { width: 100%; height: 100%; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.configuracoes-icon.sm { width: 17px; height: 17px; }

.configuracoes-section-head { display: flex; align-items: flex-start; gap: 10px; padding-bottom: 13px; border-bottom: 1px solid var(--line); }
.configuracoes-section-head .configuracoes-icon { color: #c468ff; margin-top: 1px; width: 20px; height: 20px; }
.configuracoes-section-head h3 { font-size: 16px; margin: 0; font-weight: 760; color: var(--ink); }
.configuracoes-section-head p { font-size: 11.5px; color: var(--muted); margin: 3px 0 0; }
.configuracoes-section-body { padding-top: 4px; }

.configuracoes-setting-group { padding: 15px 0; }
.configuracoes-setting-group + .configuracoes-setting-group { border-top: 1px solid var(--line); }
.configuracoes-setting-group:first-child { padding-top: 12px; }
.configuracoes-setting-title-row { margin-bottom: 11px; }
.configuracoes-setting-title { font-weight: 730; font-size: 13px; color: var(--ink); }
.configuracoes-setting-help { font-size: 11px; color: var(--muted); margin-top: 2px; max-width: 720px; }
.configuracoes-cycles-footnote { margin: 9px 0 0; }

.configuracoes-days-grid { display: grid; grid-template-columns: repeat(7, minmax(68px, 1fr)); gap: 7px; max-width: 860px; }
.configuracoes-day-btn {
  height: 38px; border: 1px solid var(--card-border); border-radius: 9px; background: var(--input-bg); color: var(--muted);
  font-size: 11px; font-weight: 760; letter-spacing: .015em; display: flex; align-items: center; justify-content: center; gap: 7px;
  transition: background-color .16s ease, border-color .16s ease, color .16s ease, box-shadow .16s ease;
}
.configuracoes-day-btn::before { content: ""; width: 7px; height: 7px; border-radius: 50%; border: 1px solid #5e6578; background: transparent; }
.configuracoes-day-btn[aria-pressed="true"] {
  color: #fff; border-color: rgba(139, 92, 246, .42);
  background: linear-gradient(180deg, rgba(124, 58, 237, .76), rgba(109, 40, 217, .58));
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .04), 0 5px 16px rgba(76, 29, 149, .15);
}
.configuracoes-day-btn[aria-pressed="true"]::before { border-color: #fff; background: #fff; box-shadow: 0 0 0 2px rgba(255, 255, 255, .13); }

.configuracoes-sunday-warning {
  display: none; margin-top: 10px; max-width: 860px; padding: 10px 12px; border: 1px solid rgba(59, 130, 246, .28);
  background: rgba(59, 130, 246, .07); border-radius: 9px; color: #bcd0f3; font-size: 11px; align-items: flex-start; gap: 9px;
}
.configuracoes-sunday-warning.visible { display: flex; }
.configuracoes-sunday-warning .configuracoes-icon { color: #60a5fa; flex: 0 0 auto; margin-top: 1px; }
.configuracoes-sunday-warning strong { color: #dbeafe; }

.configuracoes-review-list { display: grid; gap: 2px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.configuracoes-review-row {
  position: relative; min-height: 56px; display: grid; grid-template-columns: minmax(0, 1fr) auto auto;
  align-items: center; gap: 12px; padding: 7px 2px; border-bottom: 1px solid var(--line);
}
.configuracoes-review-row:last-child { border-bottom: 0; }
.configuracoes-review-main strong { display: block; font-size: 12.5px; color: var(--ink); font-weight: 720; }
.configuracoes-review-main span { display: block; margin-top: 2px; font-size: 10.8px; color: var(--muted); }

.configuracoes-info-btn { width: 30px; height: 30px; border: 0; border-radius: 50%; background: transparent; color: #9aa5bd; display: grid; place-items: center; }
.configuracoes-info-btn:hover, .configuracoes-info-btn[aria-expanded="true"] { background: rgba(139, 92, 246, .10); color: #c4b5fd; }
.configuracoes-info-popover {
  position: absolute; z-index: 20; right: 0; top: calc(100% + 6px); width: min(320px, 82vw); padding: 11px 12px;
  border-radius: 9px; border: 1px solid rgba(139, 92, 246, .28); background: var(--panel); color: var(--text-secondary);
  box-shadow: 0 18px 44px rgba(0, 0, 0, .35); font-size: 11px; line-height: 1.45;
}
.configuracoes-info-popover strong { display: block; color: var(--ink); margin-bottom: 3px; }

.configuracoes-switch {
  position: relative; width: 42px; height: 24px; border: 1px solid var(--card-border); border-radius: 999px;
  background: var(--surface-soft-strong); padding: 0; transition: .16s ease;
}
.configuracoes-switch::after {
  content: ""; position: absolute; width: 17px; height: 17px; border-radius: 50%; top: 2.5px; left: 3px;
  background: #f8fafc; box-shadow: 0 2px 7px rgba(0, 0, 0, .34); transition: transform .18s ease;
}
.configuracoes-switch[aria-checked="true"] {
  background: linear-gradient(90deg, #7c3aed, #9333ea); border-color: rgba(168, 85, 247, .55); box-shadow: 0 0 13px rgba(139, 92, 246, .16);
}
.configuracoes-switch[aria-checked="true"]::after { transform: translateX(17px); }

.configuracoes-preference-row {
  min-height: 58px; display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: center; gap: 18px;
  padding: 8px 2px; border-bottom: 1px solid var(--line);
}
.configuracoes-preference-row:last-child { border-bottom: 0; }
.configuracoes-preference-main strong { display: block; font-size: 12.5px; font-weight: 720; color: var(--ink); }
.configuracoes-preference-main span { display: block; font-size: 10.8px; color: var(--muted); margin-top: 2px; }

.configuracoes-theme-segmented {
  display: grid; grid-template-columns: repeat(3, minmax(80px, 1fr)); padding: 3px; border: 1px solid var(--card-border);
  border-radius: 10px; background: var(--surface-soft); min-width: 300px;
}
.configuracoes-theme-segmented button { height: 34px; border: 0; border-radius: 7px; background: transparent; color: var(--muted); font-size: 10.8px; font-weight: 700; }
.configuracoes-theme-segmented button[aria-pressed="true"] {
  color: #fff; background: linear-gradient(180deg, rgba(124, 58, 237, .78), rgba(109, 40, 217, .58));
  box-shadow: inset 0 0 0 1px rgba(168, 85, 247, .35), 0 4px 12px rgba(76, 29, 149, .18);
}

.configuracoes-save-bar {
  display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: center; gap: 22px; padding: 12px 15px;
  border: 1px solid var(--card-border); border-radius: 10px; background: linear-gradient(145deg, var(--card-1), var(--card-2));
  box-shadow: 0 8px 24px rgba(0, 0, 0, .09);
}
.configuracoes-save-bar-copy strong { display: block; font-size: 11.8px; font-weight: 730; color: var(--ink); }
.configuracoes-save-bar-copy span { display: block; margin-top: 2px; max-width: 720px; color: var(--muted); font-size: 10.5px; line-height: 1.4; }
.configuracoes-save-bar-actions .ds-action-button:disabled { cursor: not-allowed; opacity: .42; filter: saturate(.55); box-shadow: none; }

.configuracoes-risk-section { border-color: rgba(244, 63, 94, .20); background: linear-gradient(145deg, rgba(43, 17, 31, .3), var(--card-2)); }
.configuracoes-risk-section .configuracoes-section-head .configuracoes-icon { color: #fb7185; }
.configuracoes-risk-row {
  min-height: 64px; display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: center; gap: 18px;
  padding: 9px 2px; border-bottom: 1px solid rgba(244, 63, 94, .11);
}
.configuracoes-risk-row:last-child { border-bottom: 0; }
.configuracoes-risk-main strong { display: block; font-size: 12.5px; font-weight: 730; color: var(--ink); }
.configuracoes-risk-main span { display: block; font-size: 10.8px; color: var(--text-secondary); margin-top: 2px; max-width: 760px; }

/* Categorias de sessão (work/custom-session-categories-mvp-spec-2026-09-27.md) — mesma linguagem visual das
   demais linhas desta tela (configuracoes-preference-row/configuracoes-risk-row), só com duas ações em vez de
   uma. */
.configuracoes-category-list { margin-bottom: 12px; }
.configuracoes-category-row {
  min-height: 58px; display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: center; gap: 18px;
  padding: 8px 2px; border-bottom: 1px solid var(--line);
}
.configuracoes-category-row:last-child { border-bottom: 0; }
.configuracoes-category-main strong { display: block; font-size: 12.5px; font-weight: 720; color: var(--ink); }
.configuracoes-category-main span { display: block; font-size: 10.8px; color: var(--muted); margin-top: 2px; }
.configuracoes-category-actions { display: flex; gap: 8px; }
.configuracoes-add-category-button { display: inline-flex; align-items: center; gap: 6px; margin-top: 4px; }
.configuracoes-add-category-button .configuracoes-icon { width: 15px; height: 15px; }

#view-availability[data-theme-mode] .configuracoes-review-row { overflow: visible; }

@media (max-width: 980px) {
  .configuracoes-days-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); max-width: none; }
  .configuracoes-day-btn { min-width: 0; height: 40px; }
  .configuracoes-review-row { grid-template-columns: minmax(0, 1fr) 30px 42px; gap: 7px; }
  .configuracoes-theme-segmented { min-width: 270px; }
}

@media (max-width: 520px) {
  .configuracoes-save-bar { grid-template-columns: 1fr; gap: 10px; padding: 12px; }
  .configuracoes-save-bar-actions .ds-action-button { width: 100%; min-height: 42px; }
  .configuracoes-risk-row { grid-template-columns: 1fr; gap: 8px; padding: 11px 0; }
  .configuracoes-risk-row .ds-action-button { width: 100%; }
  .configuracoes-preference-row { grid-template-columns: minmax(0, 1fr) auto; align-items: start; gap: 10px 12px; padding: 10px 0; }
  .configuracoes-preference-row > .configuracoes-theme-segmented { grid-column: 1 / -1; width: 100%; min-width: 0; }
  .configuracoes-days-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 6px; }
  .configuracoes-day-btn { font-size: 10.5px; }
}

@media (prefers-reduced-motion: reduce) {
  .configuracoes-day-btn, .configuracoes-switch, .configuracoes-switch::after { transition: none !important; }
}

/* The legacy per-day availability grid + "Meta semanal"/"Gerar semana" rows (pre-dating this feature,
   relocated here rather than removed — see the app.js comment on configuracoesSavedPrefs) use their own
   older, dark-only .day-input/.settings-danger-zone rules. Scoped overrides here (not touching those
   shared classes) make them track the current theme instead of always rendering dark. */
.configuracoes-legacy-planning { padding: 16px 18px; }
.configuracoes-legacy-planning .day-input,
.configuracoes-legacy-planning .day-input.sunday { background: var(--input-bg); border-color: var(--card-border); color: var(--ink); }
.configuracoes-legacy-planning .day-input.sunday small { color: var(--muted); }
.configuracoes-legacy-planning .settings-danger-zone {
  background: linear-gradient(135deg, var(--card-1), var(--card-2)); border-color: var(--card-border);
}
.configuracoes-legacy-planning .settings-danger-zone strong { color: var(--ink); }
.configuracoes-legacy-planning .settings-danger-zone p { color: var(--muted); }

/* A few values read better with an explicit light adjustment than the generic tokens alone —
   ported from the frozen prototype's own approved light palette. */
html[data-theme="light"] #view-availability .configuracoes-switch { background: #ded8e8; }
html[data-theme="light"] #view-availability .configuracoes-info-btn { color: #796e8c; }
html[data-theme="light"] #view-availability .configuracoes-sunday-warning {
  background: rgba(37, 99, 235, .055); border-color: rgba(37, 99, 235, .20); color: #526b95;
}
html[data-theme="light"] #view-availability .configuracoes-sunday-warning strong { color: #254b83; }
html[data-theme="light"] #view-availability .configuracoes-risk-section { background: linear-gradient(145deg, #fff, #fff8fa); }

/* Desktop: a referência original usava textos de 10–13px e larguras máximas de ~720px que deixavam metade da linha
   vazia e quebravam frases. Aqui os textos crescem e o limite de largura sai; <= 900px mantém o desenho aprovado. */
@media (min-width: 901px) {
  .configuracoes-section { padding: 20px 24px; }
  .configuracoes-section-head { gap: 12px; padding-bottom: 16px; }
  .configuracoes-section-head .configuracoes-icon { width: 24px; height: 24px; }
  .configuracoes-section-head h3 { font-size: 19px; }
  .configuracoes-section-head p { margin-top: 4px; font-size: 14px; }

  .configuracoes-setting-group { padding: 18px 0; }
  .configuracoes-setting-title-row { margin-bottom: 13px; }
  .configuracoes-setting-title { font-size: 15.5px; }
  .configuracoes-setting-help { max-width: none; margin-top: 3px; font-size: 13.5px; }
  .configuracoes-cycles-footnote { font-size: 13.5px; }

  .configuracoes-days-grid { max-width: none; gap: 10px; }
  .configuracoes-day-btn { height: 44px; border-radius: 10px; font-size: 13px; }
  .configuracoes-sunday-warning { max-width: none; padding: 12px 14px; font-size: 13.5px; }

  .configuracoes-review-row { min-height: 66px; padding: 9px 2px; }
  .configuracoes-review-main strong,
  .configuracoes-preference-main strong,
  .configuracoes-risk-main strong { font-size: 15px; }
  .configuracoes-review-main span,
  .configuracoes-preference-main span,
  .configuracoes-risk-main span { margin-top: 3px; font-size: 13.5px; max-width: none; }
  .configuracoes-info-popover { width: min(380px, 82vw); font-size: 13px; }

  .configuracoes-preference-row { min-height: 68px; padding: 10px 2px; }
  .configuracoes-theme-segmented { min-width: 360px; }
  .configuracoes-theme-segmented button { height: 38px; font-size: 13px; }

  .configuracoes-save-bar { padding: 16px 20px; }
  .configuracoes-save-bar-copy strong { font-size: 15px; }
  .configuracoes-save-bar-copy span { max-width: none; margin-top: 3px; font-size: 13.5px; }

  .configuracoes-risk-row { min-height: 74px; padding: 12px 2px; }
}